Reese Witherspoon and Naomi Watts Heat Up the Gym!

Staying in tip-top form for the upcoming Oscars, celeb pals Reese Witherspoon and Naomi Watts hit up the gym together in Brentwood, CA Thursday (February 6).

Cute in their workout gear, the pair of blonde beauties stepped out of the gym with smiles on their faces, telling each other secrets with hands over their mouths, while toting out their yoga mats.

In related news, Naomi recently completed an interview discussing her performance in her latest biography-drama, "Diana," in which she headlined as the most iconic British princess of the 20th Century.

The British babe stated that she was "Definitely fascinated by the idea" of playing Princess Diana, but that the role also came with it's fair share of "pressures."

The 45-year-old continued, saying, "There was a lot I didn't know about her life, as much as there was endless information out there. And, that was this love story...That was something I knew nothing about."

And amid the criticism her movie received, Naomi also stated, "I struggled with the idea because, obviously, the most famous woman of our time. With that comes a lot of pressure."